
<template>
    <div class="app-container">
        <div class="search-container">
            <el-form ref="queryFormRef" :model="queryParams" :inline="true">
                <el-form-item label="关键字" prop="keywords">
                    <el-input v-model="queryParams.keywords" placeholder="菜单名称" clearable @keyup.enter="handleQuery" />
                </el-form-item>
                <el-form-item>
                    <el-button type="primary" @click="handleQuery"><template #icon><i-ep-search /></template>搜索</el-button>
                    <el-button @click="resetQuery">
                        <template #icon><i-ep-refresh /></template>
                        重置</el-button>
                </el-form-item>
            </el-form>
        </div>

        <el-card shadow="never" class="table-container">
            <template #header>
                <el-button v-hasPerm="['sys:menu:add']" type="success" @click="openDialog(0)">
                    <template #icon><i-ep-plus /></template>
                    新增</el-button>
            </template>

            <el-table v-loading="loading" :data="menuList" highlight-current-row row-key="id" :expand-row-keys="['1']" @row-click="onRowClick" :tree-props="{
          children: 'children',
          hasChildren: 'hasChildren',
        }">
                <el-table-column label="菜单名称" min-width="200">
                    <template #default="scope">
                        <svg-icon :icon-class="scope.row.icon" />
                        {{ scope.row.name }}
                    </template>
                </el-table-column>

                <el-table-column label="类型" align="center" width="80">
                    <template #default="scope">
                        <el-tag v-if="scope.row.type === MenuTypeEnum.CATALOG" type="warning">目录</el-tag>
                        <el-tag v-if="scope.row.type === MenuTypeEnum.MENU" type="success">菜单</el-tag>
                        <el-tag v-if="scope.row.type === MenuTypeEnum.BUTTON" type="danger">按钮</el-tag>
                        <el-tag v-if="scope.row.type === MenuTypeEnum.EXTLINK" type="info">外链</el-tag>
                    </template>
                </el-table-column>

                <el-table-column label="路由路径" align="left" width="150" prop="path" />

                <el-table-column label="组件路径" align="left" width="250" prop="component" />

                <el-table-column label="权限标识" align="center" width="200" prop="perm" />

                <el-table-column label="状态" align="center" width="80">
                    <template #default="scope">
                        <el-tag v-if="scope.row.visible === 1" type="success">显示</el-tag>
                        <el-tag v-else type="info">隐藏</el-tag>
                    </template>
                </el-table-column>

                <el-table-column label="排序" align="center" width="80" prop="sort" />

                <el-table-column fixed="right" align="center" label="操作" width="220">
                    <template #default="scope">
                        <el-button v-if="scope.row.type == 'CATALOG' || scope.row.type == 'MENU'" v-hasPerm="['sys:menu:add']" type="primary" link size="small" @click.stop="openDialog(scope.row.id)">
                            <i-ep-plus />新增
                        </el-button>

                        <el-button v-hasPerm="['sys:menu:edit']" type="primary" link size="small" @click.stop="openDialog(undefined, scope.row.id)">
                            <i-ep-edit />编辑
                        </el-button>
                        <el-button v-hasPerm="['sys:menu:delete']" type="primary" link size="small" @click.stop="handleDelete(scope.row.id)"><i-ep-delete />
                            删除
                        </el-button>
                    </template>
                </el-table-column>
            </el-table>
        </el-card>

        <el-dialog v-model="dialog.visible" :title="dialog.title" destroy-on-close append-to-body width="1000px" @close="closeDialog" top="5vh">
            <el-form ref="menuFormRef" :model="formData" :rules="rules" label-width="160px">
                <el-form-item label="父级菜单" prop="parentId">
                    <el-tree-select v-model="formData.parentId" placeholder="选择上级菜单" :data="menuOptions" filterable check-strictly :render-after-expand="false" />
                </el-form-item>

                <el-form-item label="菜单名称" prop="name">
                    <el-input v-model="formData.name" placeholder="请输入菜单名称" />
                </el-form-item>

                <el-form-item label="菜单类型" prop="type">
                    <el-radio-group v-model="formData.type" @change="onMenuTypeChange">
                        <el-radio label="CATALOG">目录</el-radio>
                        <el-radio label="MENU">菜单</el-radio>
                        <el-radio label="BUTTON">按钮</el-radio>
                        <el-radio label="EXTLINK">外链</el-radio>
                    </el-radio-group>
                </el-form-item>

                <el-form-item v-if="formData.type == 'EXTLINK'" label="外链地址" prop="path">
                    <el-input v-model="formData.path" placeholder="请输入外链完整路径" />
                </el-form-item>

                <el-form-item v-if="
            formData.type == MenuTypeEnum.CATALOG ||
            formData.type == MenuTypeEnum.MENU
          " label="路由路径" prop="path">
                    <el-input v-if="formData.type == MenuTypeEnum.CATALOG" v-model="formData.path" placeholder="system" />
                    <el-input v-else v-model="formData.path" placeholder="user" />
                </el-form-item>

                <!-- 组件页面完整路径 -->
                <el-form-item v-if="formData.type == MenuTypeEnum.MENU" label="页面路径" prop="component">
                    <el-input v-model="formData.component" placeholder="system/user/index" style="width: 95%">
                        <template v-if="formData.type == MenuTypeEnum.MENU" #prepend>src/views/</template>
                        <template v-if="formData.type == MenuTypeEnum.MENU" #append>.vue</template>
                    </el-input>
                </el-form-item>

                <el-form-item v-if="formData.type !== MenuTypeEnum.BUTTON" prop="visible" label="显示状态">
                    <el-radio-group v-model="formData.visible">
                        <el-radio :label="1">显示</el-radio>
                        <el-radio :label="0">隐藏</el-radio>
                    </el-radio-group>
                </el-form-item>

                <el-form-item v-if="formData.type === MenuTypeEnum.CATALOG" label="根目录始终显示">
                    <template #label>
                        <div>
                            根目录始终显示
                            <el-tooltip placement="bottom" effect="light">
                                <template #content>是：根目录只有一个子路由显示目录
                                    <br />否：根目录只有一个子路由不显示目录，只显示子路由
                                </template>
                                <i-ep-QuestionFilled class="inline-block" />
                            </el-tooltip>
                        </div>
                    </template>

                    <el-radio-group v-model="formData.alwaysShow">
                        <el-radio :label="1">是</el-radio>
                        <el-radio :label="0">否</el-radio>
                    </el-radio-group>
                </el-form-item>

                <el-form-item v-if="formData.type === MenuTypeEnum.MENU" label="是否缓存">
                    <el-radio-group v-model="formData.keepAlive">
                        <el-radio :label="1">是</el-radio>
                        <el-radio :label="0">否</el-radio>
                    </el-radio-group>
                </el-form-item>

                <el-form-item label="排序" prop="sort">
                    <el-input-number v-model="formData.sort" style="width: 100px" controls-position="right" :min="0" />
                </el-form-item>

                <!-- 权限标识 -->
                <el-form-item v-if="formData.type == MenuTypeEnum.BUTTON" label="权限标识" prop="perm">
                    <el-input v-model="formData.perm" placeholder="sys:user:add" />
                </el-form-item>

                <el-form-item v-if="formData.type !== MenuTypeEnum.BUTTON" label="图标" prop="icon">
                    <!-- 图标选择器 -->
                    <icon-select v-model="formData.icon" />
                </el-form-item>

                <el-form-item v-if="formData.type == MenuTypeEnum.CATALOG" label="跳转路由">
                    <el-input v-model="formData.redirect" placeholder="跳转路由" />
                </el-form-item>
            </el-form>

            <template #footer>
                <div class="dialog-footer">
                    <el-button type="primary" @click="submitForm">确 定</el-button>
                    <el-button @click="closeDialog">取 消</el-button>
                </div>
            </template>
        </el-dialog>
    </div>
</template>
<script setup lang="ts">
defineOptions({
  // eslint-disable-next-line vue/no-reserved-component-names
  name: "Menu",
  inheritAttrs: false,
});

import { MenuQuery, MenuForm, MenuVO } from "@/api/menu/types";
import {
  listMenus,
  getMenuForm,
  getMenuOptions,
  addMenu,
  deleteMenu,
  updateMenu,
} from "@/api/menu";

import { MenuTypeEnum } from "@/enums/MenuTypeEnum";

import SvgIcon from "@/components/SvgIcon/index.vue";
import IconSelect from "@/components/IconSelect/index.vue";

const queryFormRef = ref(ElForm);
const menuFormRef = ref(ElForm);

const loading = ref(false);
const dialog = reactive({
  title: "",
  visible: false,
});

const queryParams = reactive<MenuQuery>({});
const menuList = ref<MenuVO[]>([]);

const menuOptions = ref<OptionType[]>([]);

const formData = reactive<MenuForm>({
  parentId: 0,
  visible: 1,
  sort: 1,
  type: MenuTypeEnum.MENU,
  alwaysShow: 0,
  keepAlive: 0,
});

const rules = reactive({
  parentId: [{ required: true, message: "请选择顶级菜单", trigger: "blur" }],
  name: [{ required: true, message: "请输入菜单名称", trigger: "blur" }],
  type: [{ required: true, message: "请选择菜单类型", trigger: "blur" }],
  path: [{ required: true, message: "请输入路由路径", trigger: "blur" }],

  component: [{ required: true, message: "请输入组件路径", trigger: "blur" }],
  visible: [{ required: true, message: "请输入路由路径", trigger: "blur" }],
});

// 选择表格的行菜单ID
const selectedRowMenuId = ref<number | undefined>();

const menuCacheData = reactive({
  type: "",
  path: "",
});

/**
 * 查询
 */
function handleQuery() {
  // 重置父组件
  loading.value = true;
  listMenus(queryParams)
    .then(({ data }) => {
      menuList.value = data;
    })
    .then(() => {
      loading.value = false;
    });
}

/** 重置查询 */
function resetQuery() {
  queryFormRef.value.resetFields();
  handleQuery();
}

/**行点击事件 */
function onRowClick(row: MenuVO) {
  selectedRowMenuId.value = row.id;
}

/**
 * 打开表单弹窗
 *
 * @param parentId 父菜单ID
 * @param menuId 菜单ID
 */
function openDialog(parentId?: number, menuId?: number) {
  getMenuOptions()
    .then(({ data }) => {
      menuOptions.value = [{ value: 0, label: "顶级菜单", children: data }];
    })
    .then(() => {
      dialog.visible = true;
      if (menuId) {
        dialog.title = "编辑菜单";
        getMenuForm(menuId).then(({ data }) => {
          Object.assign(formData, data);
          menuCacheData.type = data.type;
          menuCacheData.path = data.path ?? "";
        });
      } else {
        dialog.title = "新增菜单";
        formData.parentId = parentId;
      }
    });
}

/** 菜单类型切换事件处理 */
function onMenuTypeChange() {
  // 如果菜单类型改变，清空路由路径；未改变在切换后还原路由路径
  if (formData.type !== menuCacheData.type) {
    formData.path = "";
  } else {
    formData.path = menuCacheData.path;
  }
}

/** 菜单保存提交 */
function submitForm() {
  menuFormRef.value.validate((isValid: boolean) => {
    if (isValid) {
      const menuId = formData.id;
      if (menuId) {
        updateMenu(menuId, formData).then(() => {
          ElMessage.success("修改成功");
          closeDialog();
          handleQuery();
        });
      } else {
        addMenu(formData).then(() => {
          ElMessage.success("新增成功");
          closeDialog();
          handleQuery();
        });
      }
    }
  });
}

/** 删除菜单 */
function handleDelete(menuId: number) {
  if (!menuId) {
    ElMessage.warning("请勾选删除项");
    return false;
  }

  ElMessageBox.confirm("确认删除已选中的数据项?", "警告", {
    confirmButtonText: "确定",
    cancelButtonText: "取消",
    type: "warning",
  })
    .then(() => {
      deleteMenu(menuId).then(() => {
        ElMessage.success("删除成功");
        handleQuery();
      });
    })
    .catch(() => ElMessage.info("已取消删除"));
}

/** 关闭弹窗 */
function closeDialog() {
  dialog.visible = false;
  resetForm();
}

/** 重置表单 */
function resetForm() {
  menuFormRef.value.resetFields();
  menuFormRef.value.clearValidate();

  formData.id = undefined;
  formData.parentId = 0;
  formData.visible = 1;
  formData.sort = 1;
  formData.perm = undefined;
  formData.component = undefined;
  formData.path = undefined;
  formData.redirect = undefined;
  formData.alwaysShow = undefined;
  formData.keepAlive = undefined;
}

onMounted(() => {
  handleQuery();
});
</script>

